31267080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:181

約数の個数: 256

約数和(自身を含む): 119750400

約数和(自身を除く): 88483320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 51, 52, 54, 60, 65, 68, 72, 78, 85, 90, 102, 104, 108, 117, 120, 130, 131, 135, 136, 153, 156, 170, 180, 195, 204, 216, 221, 234, 255, 260, 262, 270, 306, 312, 340, 351, 360, 390, 393, 408, 442, 459, 468, 510, 520, 524, 540, 585, 612, 655, 663, 680, 702, 765, 780, 786, 884, 918, 936, 1020, 1048, 1080, 1105, 1170, 1179, 1224, 1310, 1326, 1404, 1530, 1560, 1572, 1703, 1755, 1768, 1836, 1965, 1989, 2040, 2210, 2227, 2295, 2340, 2358, 2620, 2652, 2808, 3060, 3144, 3315, 3406, 3510, 3537, 3672, 3930, 3978, 4420, 4454, 4590, 4680, 4716, 5109, 5240, 5304, 5895, 5967, 6120, 6630, 6681, 6812, 7020, 7074, 7860, 7956, 8515, 8840, 8908, 9180, 9432, 9945, 10218, 11135, 11790, 11934, 13260, 13362, 13624, 14040, 14148, 15327, 15720, 15912, 17030, 17685, 17816, 18360, 19890, 20043, 20436, 22270, 23580, 23868, 25545, 26520, 26724, 28296, 28951, 29835, 30654, 33405, 34060, 35370, 39780, 40086, 40872, 44540, 45981, 47160, 47736, 51090, 53448, 57902, 59670, 60129, 61308, 66810, 68120, 70740, 76635, 79560, 80172, 86853, 89080, 91962, 100215, 102180, 115804, 119340, 120258, 122616, 133620, 141480, 144755, 153270, 160344, 173706, 183924, 200430, 204360, 229905, 231608, 238680, 240516, 260559, 267240, 289510, 300645, 306540, 347412, 367848, 400860, 434265, 459810, 481032, 521118, 579020, 601290, 613080, 694824, 781677, 801720, 868530, 919620, 1042236, 1158040, 1202580, 1302795, 1563354, 1737060, 1839240, 2084472, 2405160, 2605590, 3126708, 3474120, 3908385, 5211180, 6253416, 7816770, 10422360, 15633540, 31267080]

約数ペア:

[(1, 31267080), (2, 15633540), (3, 10422360), (4, 7816770), (5, 6253416), (6, 5211180), (8, 3908385), (9, 3474120), (10, 3126708), (12, 2605590), (13, 2405160), (15, 2084472), (17, 1839240), (18, 1737060), (20, 1563354), (24, 1302795), (26, 1202580), (27, 1158040), (30, 1042236), (34, 919620), (36, 868530), (39, 801720), (40, 781677), (45, 694824), (51, 613080), (52, 601290), (54, 579020), (60, 521118), (65, 481032), (68, 459810), (72, 434265), (78, 400860), (85, 367848), (90, 347412), (102, 306540), (104, 300645), (108, 289510), (117, 267240), (120, 260559), (130, 240516), (131, 238680), (135, 231608), (136, 229905), (153, 204360), (156, 200430), (170, 183924), (180, 173706), (195, 160344), (204, 153270), (216, 144755), (221, 141480), (234, 133620), (255, 122616), (260, 120258), (262, 119340), (270, 115804), (306, 102180), (312, 100215), (340, 91962), (351, 89080), (360, 86853), (390, 80172), (393, 79560), (408, 76635), (442, 70740), (459, 68120), (468, 66810), (510, 61308), (520, 60129), (524, 59670), (540, 57902), (585, 53448), (612, 51090), (655, 47736), (663, 47160), (680, 45981), (702, 44540), (765, 40872), (780, 40086), (786, 39780), (884, 35370), (918, 34060), (936, 33405), (1020, 30654), (1048, 29835), (1080, 28951), (1105, 28296), (1170, 26724), (1179, 26520), (1224, 25545), (1310, 23868), (1326, 23580), (1404, 22270), (1530, 20436), (1560, 20043), (1572, 19890), (1703, 18360), (1755, 17816), (1768, 17685), (1836, 17030), (1965, 15912), (1989, 15720), (2040, 15327), (2210, 14148), (2227, 14040), (2295, 13624), (2340, 13362), (2358, 13260), (2620, 11934), (2652, 11790), (2808, 11135), (3060, 10218), (3144, 9945), (3315, 9432), (3406, 9180), (3510, 8908), (3537, 8840), (3672, 8515), (3930, 7956), (3978, 7860), (4420, 7074), (4454, 7020), (4590, 6812), (4680, 6681), (4716, 6630), (5109, 6120), (5240, 5967), (5304, 5895)]